Newbold, P., Carlson, W. L. L., & Thorne, B. (2004). Statistics for business and economics (5th ed.). Prentice Hall.
Cita Chicago (17th ed.)Newbold, Paul, William L(William Lee) Carlson, i Betty Thorne. Statistics for Business and Economics. 5th ed. Upper Saddle River, New Jersey: Prentice Hall, 2004.
Cita MLA (9th ed.)Newbold, Paul, et al. Statistics for Business and Economics. 5th ed. Prentice Hall, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.